Zfs
This is not a complete article: This is a draft, a work in progress that is intended to be published into an article, which may or may not be ready for inclusion in the main wiki. It should not necessarily be considered factual or authoritative.
ZFS is a combined file system and logical volume manager designed by Sun Microsystems. ZFS can scale to very large file system sizes and supports compression.
Installing ZFS
Starting with the image Ubuntu-18.04-Bionic-x64-2018-09
Ensure your package list is up-to-date and also do upgrades of your installed packages. While it isn't strictly nessacary to upgrade your installed packages it is a good idea.
[name@server]$ sudo apt-get update
[name@server]$ sudo apt-get dist-upgrade -y
Next install ZFS
[name@server]$ sudo apt-get install zfsutils-linux
Starting with the image CentOS-7-x64-2018-09
[name@server]$ sudo yum install http://download.zfsonlinux.org/epel/zfs-release.el7_5.noarch.rpm
...
Total size: 2.9 k
Installed size: 2.9 k
Is this ok [y/d/N]: y
...
hmm... this is looking strangely more complicated, see for example [1]
Starting with the image Fedora-Cloud-Base-29-1.2
to be written!